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Table 2 Xylose fermentation parameters obtained in SMM with 40 g l−1 xylose at 56 h

From: Bacterial xylose isomerases from the mammal gut Bacteroidetes cluster function in Saccharomyces cerevisiae for effective xylose fermentation

Strains Xylose conversion Cell biomass Ethanol Ethanol yield Average specific consumption/production rates
(%) (g l−1) (g l−1) (g g−1) g gcdw −1 h−1
     Xylose Ethanol Glycerol
36a(Bvu) 71.42 ± 1.49 2.23 ± 0.02 11.43 ± 0.09 0.400 ± 0.001 0.324 ± 0.008 0.130 ± 0.001 0.012 ± 0.001
36a(XIq) 66.09 ± 0.26 2.91 ± 0.03 9.64 ± 0.06 0.365 ± 001 0.241 ± 0.001 0.088 ± 0.001 0.004 ± 0.000
36a(TAA) 63.30 ± 0.38 1.96 ± 0.02 10.15 ± 0.29 0.400 ± 0.009 0.333 ± 0.000 0.134 ± 0.004 0.013 ± 0.001
36a(HGB5) 76.68 ± 0.64 2.95 ± 0.04 12.27 ± 0.23 0.400 ± 0.004 0.261 ± 0.002 0.104 ± 0.002 0.002 ± 0.000
36a(YIT) 64.17 ± 0.05 2.22 ± 0.02 9.93 ± 0.16 0.387 ± 0.007 0.314 ± 0.000 0.121 ± 0.002 0.010 ± 0.000
39a(Bvu) 92.13 ± 0.42 1.26 ± 0.11 16.67 ± 0.08 0.419 ± 0.003 0.662 ± 0.057 0.277 ± 0.022 0.036 ± 0.003
39a(XIq) 78.26 ± 4.20 1.03 ± 0.07 13.82 ± 0.98 0.409 ± 0.014 0.721 ± 0.045 0.295 ± 0.008 0.030 ± 0.005
39a(TAA) 94.47 ± 3.82 1.67 ± 0.03 16.35 ± 0.34 0.401 ± 0.006 0.532 ± 0.011 0.213 ± 0.001 0.027 ± 0.001
39a(HGB5) 89.98 ± 2.08 1.24 ± 0.05 15.63 ± 0.30 0.402 ± 0.005 0.704 ± 0.005 0.283 ± 0.006 0.038 ± 0.001
39a(YIT) 91.39 ± 0.35 1.40 ± 0.01 16.27 ± 0.01 0.412 ± 0.005 0.586 ± 0.002 0.242 ± 0.004 0.031 ± 0.001